Dr. Alexandra (Sandi) Pierce is an applied sociologist of American Indian (Seneca) and European descent. She has 20 years of experience conducting research on domestic violence, sexual assault, and sex trafficking and 17 years of experience designing and evaluating nonprofit programs serving at-risk and trafficked women and girls. A survivor of sex and labor trafficking, Sandi was the principal investigator and author of Shattered Hearts, the first research ever published in the United States on commercial sexual exploitation of American Indian girls and women. She is nationally recognized as an expert trainer on sex trafficking, and in 2015, she developed a 10-module train-the-trainer Sex Trafficking in Indian Country curriculum for the National Indigenous Women’s Resource, funded by the Office for Victims of Crime. She also co-authored Mapping the Market for Sex with Trafficked Minor Girls in Minneapolis with Dr. Lauren Martin at the University of Minnesota’s Urban Research and Outreach-Engagement Center. Sandi holds Master’s and Doctoral degrees in Sociology from the University of Minnesota and was the founder and president of Othayonih Research, an independent applied research and evaluation consulting firm from 2008 to 2017. She is a member of Shared Hope International’s JuST Experts Council, served on the American Psychology Association’s Human Trafficking Task Force, and has won multiple awards for her work on the issue. Sandi is also an active member of a national network of domestic sex trafficking survivor-leaders and of the Native Research Network.